Childhood Friend of the Zenith - Chapter 526

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

The mysterious boy Ling Chen is saved by a little girl as he lay on the street dying. Years later, he strikes a deal to save this savior-turned sister and enters the virtual world. In a future Earth where advanced warfare has forced nations to settle issues virtually or else suffer the consequences, Ling Chen bursts into the scene and goes from unknown to legend. Yet all is not as it seems, for Ling Chen has a dark past, and there is a greater mystery at hand behind this virtual world.

To save his terminally ill little sister, Ling Chen enters the newly released virtual game world and joins a small gaming studio comprising entirely of women. From now on walking upon his path towards the pinnacle. An ancient, evil item almost forgotten by history, the “Lunar Scourge” helps forge his unsurpassable legend, and causes him to unknowingly step upon a path that is destined to be punished by the heavens, the way of the Shura.

- Description from Novelupdates

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume

“Spread your legs.”“Tsk.”A slave to the city's system, Lancel was quite literally a slave to a witch whose only love language was torture to him.After a year of humiliation in the Witch City of Riviere, he finally escapes captivity, only to discover something even more dangerous.A system that allows him to form contracts with witches… and lets him steal their magic.[Active Contract: Witch of Lust has reached Bond Level 10!][Contract Bonus: Aphrodisiac Haze!][Active Contract: Witch of Bondage has reached Bond Level 20!][Contract Bonus: Chains of Dominion!][Active Contract: Witch of Fluids has reached Bond Level 100!][Contract Bonus: Fountain of Yatagarasu!]The deeper his relationships with witches became, the stronger he grew.One bond at a time.One spell at a time.Until even the witches themselves began to wonder who was truly in control.“Take your pants off, Lancel.”…Which only left him with one question.Why did witches keep asking him to take off his pants?——————————————More illustrations in the server.Discord: https://discord.gg/zukKB2ppDp